ahhhh! ahhhh! no it's mommy! [ female announcer ] swiffer. better clean in half the time. or your money back. ♪ ♪ sing us a song you're the piano man ♪ ♪ sing us a song tonight i'm a huge billy joel fan. love "piano man" and i love this next story. a 6-year-old piano prodigy from connecticut has become a youtube sensation after garnering more than a million hits. >> that's crazy, too. i still say, "piano man," one of the greatest bar songs ever written. this kid's rendition was so good that even billy joel sent him a note as a compliment to the kid. what makes him so remarkable is that he is autistic. a really amazing story here. here's reporter ally reid. >> reporter: listen to 6-year-old ethan